analogWrite() on ESP32 - example 1

analogWriteESP32-1.cpp

#include "LearningKit.h"

void setup() {
    Serial.begin(115200);
    setupRgbLed();
    setupLeds();
    setupButtons();

    ledcSetup(0, 1000, 10); // ledcSetup(channel, freq, resolution)
    // channel = 0 - 15
    // resolution = 10 => 2^10 => 1024
    ledcAttachPin(L_RGB_R, 0);  // ledcAttachPin(pin, channel)
}

void loop() {
    Serial.println(analogRead(POT1)/4);
    ledcWrite(0, analogRead(POT1)/4); // ledcWrite(channel, value)
    // value => resolution = 1024 => value = 0 - 1023
}